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Diffstat (limited to 'src/systemd-bash-completion.sh')
| -rw-r--r-- | src/systemd-bash-completion.sh | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/src/systemd-bash-completion.sh b/src/systemd-bash-completion.sh new file mode 100644 index 0000000000..62601de90a --- /dev/null +++ b/src/systemd-bash-completion.sh @@ -0,0 +1,281 @@ +# This file is part of systemd. +# +# Copyright 2010 Ran Benita +# +# systemd is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# systemd is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with systemd; If not, see <http://www.gnu.org/licenses/>. + +__systemctl() { + systemctl --full --no-legend "$@" +} + +__contains_word () { + local word=$1; shift + for w in $*; do [[ $w = $word ]] && return 0; done + return 1 +} + +__filter_units_by_property () { + local property=$1 value=$2 ; shift 2 + local units=("$@") + local props + IFS=$'\n' read -rd '' -a props < \ + <(__systemctl show --property "$property" -- "${units[@]}") + for ((i=0; $i < ${#units[*]}; i++)); do + if [[ "${props[i]}" = "$property=$value" ]]; then + echo "${units[i]}" + fi + done +} + +__get_all_units () { __systemctl list-units --all \ + | { while read a b; do echo "$a"; done; }; } +__get_active_units () { __systemctl list-units \ + | { while read a b; do echo "$a"; done; }; } +__get_inactive_units () { __systemctl list-units --all \ + | { while read a b c d; do [[ $c == "inactive" ]] && echo "$a"; done; }; } +__get_failed_units () { __systemctl list-units \ + | { while read a b c d; do [[ $c == "failed" ]] && echo "$a"; done; }; } +__get_enabled_units () { __systemctl list-unit-files \ + | { while read a b c ; do [[ $b == "enabled" ]] && echo "$a"; done; }; } +__get_disabled_units () { __systemctl list-unit-files \ + | { while read a b c ; do [[ $b == "disabled" ]] && echo "$a"; done; }; } +__get_masked_units () { __systemctl list-unit-files \ + | { while read a b c ; do [[ $b == "masked" ]] && echo "$a"; done; }; } + +_systemctl () { + local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]} + local verb comps + + local -A OPTS=( + [STANDALONE]='--all -a --defaults --fail --ignore-dependencies --failed --force -f --full --global + --help -h --no-ask-password --no-block --no-legend --no-pager --no-reload --no-wall + --order --require --quiet -q --privileged -P --system --user --version --runtime' + [ARG]='--host -H --kill-mode --kill-who --property -p --signal -s --type -t --root' + ) + + if __contains_word "$prev" ${OPTS[ARG]}; then + case $prev in + --signal|-s) + comps=$(compgen -A signal) + ;; + --type|-t) + comps='automount device mount path service snapshot socket swap target timer' + ;; + --kill-who) + comps='all control main' + ;; + --kill-mode) + comps='control-group process' + ;; + --root) + comps=$(compgen -A directory -- "$cur" ) + compopt -o filenames + ;; + --host|-H) + comps=$(compgen -A hostname) + ;; + --property|-p) + comps='' + ;; + esac + COMPREPLY=( $(compgen -W "$comps" -- "$cur") ) + return 0 + fi + + + if [[ "$cur" = -* ]]; then + COMPREPLY=( $(compgen -W "${OPTS[*]}" -- "$cur") ) + return 0 + fi + + local -A VERBS=( + [ALL_UNITS]='is-active is-enabled status show mask preset' + [ENABLED_UNITS]='disable reenable' + [DISABLED_UNITS]='enable' + [FAILED_UNITS]='reset-failed' + [STARTABLE_UNITS]='start' + [STOPPABLE_UNITS]='stop condstop kill try-restart condrestart' + [ISOLATABLE_UNITS]='isolate' + [RELOADABLE_UNITS]='reload condreload reload-or-try-restart force-reload' + [RESTARTABLE_UNITS]='restart reload-or-restart' + [MASKED_UNITS]='unmask' + [JOBS]='cancel' + [SNAPSHOTS]='delete' + [ENVS]='set-environment unset-environment' + [STANDALONE]='daemon-reexec daemon-reload default dot dump + emergency exit halt kexec list-jobs list-units + list-unit-files poweroff reboot rescue show-environment' + [NAME]='snapshot load' + [FILE]='link' + ) + + for ((i=0; $i <= $COMP_CWORD; i++)); do + if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} && + ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG}]}; then + verb=${COMP_WORDS[i]} + break + fi + done + + if [[ -z $verb ]]; then + comps="${VERBS[*]}" + + elif __contains_word "$verb" ${VERBS[ALL_UNITS]}; then + comps=$( __get_all_units ) + + elif __contains_word "$verb" ${VERBS[ENABLED_UNITS]}; then + comps=$( __get_enabled_units ) + + elif __contains_word "$verb" ${VERBS[DISABLED_UNITS]}; then + comps=$( __get_disabled_units ) + + elif __contains_word "$verb" ${VERBS[STARTABLE_UNITS]}; then + comps=$( __filter_units_by_property CanStart yes \ + $( __get_inactive_units \ + | while read line; do \ + [[ "$line" =~ \.(device|snapshot)$ ]] || echo "$line"; \ + done )) + + elif __contains_word "$verb" ${VERBS[RESTARTABLE_UNITS]}; then + comps=$( __filter_units_by_property CanStart yes \ + $( __get_all_units \ + | while read line; do \ + [[ "$line" =~ \.(device|snapshot|socket|timer)$ ]] || echo "$line"; \ + done )) + + elif __contains_word "$verb" ${VERBS[STOPPABLE_UNITS]}; then + comps=$( __filter_units_by_property CanStop yes \ + $( __get_active_units ) ) + + elif __contains_word "$verb" ${VERBS[RELOADABLE_UNITS]}; then + comps=$( __filter_units_by_property CanReload yes \ + $( __get_active_units ) ) + + elif __contains_word "$verb" ${VERBS[ISOLATABLE_UNITS]}; then + comps=$( __filter_units_by_property AllowIsolate yes \ + $( __get_all_units ) ) + + elif __contains_word "$verb" ${VERBS[FAILED_UNITS]}; then + comps=$( __get_failed_units ) + + elif __contains_word "$verb" ${VERBS[MASKED_UNITS]}; then + comps=$( __get_masked_units ) + + elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[NAME]}; then + comps='' + + elif __contains_word "$verb" ${VERBS[JOBS]}; then + comps=$( __systemctl list-jobs | { while read a b; do echo "$a"; done; } ) + + elif __contains_word "$verb" ${VERBS[SNAPSHOTS]}; then + comps=$( __systemctl list-units --type snapshot --full --all \ + | { while read a b; do echo "$a"; done; } ) + + elif __contains_word "$verb" ${VERBS[ENVS]}; then + comps=$( __systemctl show-environment \ + | while read line; do echo "${line%%=*}=";done ) + compopt -o nospace + + elif __contains_word "$verb" ${VERBS[FILE]}; then + comps=$( compgen -A file -- "$cur" ) + compopt -o filenames + fi + + COMPREPLY=( $(compgen -W "$comps" -- "$cur") ) + return 0 +} +complete -F _systemctl systemctl + +__get_all_sessions () { systemd-loginctl list-sessions | { while read a b; do echo "$a"; done; } ; } +__get_all_users () { systemd-loginctl list-users | { while read a b; do echo "$b"; done; } ; } +__get_all_seats () { systemd-loginctl list-seats | { while read a b; do echo "$a"; done; } ; } + +_loginctl () { + local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]} + local verb comps + + local -A OPTS=( + [STANDALONE]='--all -a --help -h --no-pager --privileged -P --version' + [ARG]='--host -H --kill-who --property -p --signal -s' + ) + + if __contains_word "$prev" ${OPTS[ARG]}; then + case $prev in + --signal|-s) + comps=$(compgen -A signal) + ;; + --kill-who) + comps='all leader' + ;; + --host|-H) + comps=$(compgen -A hostname) + ;; + --property|-p) + comps='' + ;; + esac + COMPREPLY=( $(compgen -W "$comps" -- "$cur") ) + return 0 + fi + + + if [[ "$cur" = -* ]]; then + COMPREPLY=( $(compgen -W "${OPTS[*]}" -- "$cur") ) + return 0 + fi + + local -A VERBS=( + [SESSIONS]='session-status show-session activate lock-session unlock-session terminate-session kill-session' + [USERS]='user-status show-user enable-linger disable-linger terminate-user kill-user' + [SEATS]='seat-status show-seat terminate-seat' + [STANDALONE]='list-sessions list-users list-seats flush-devices' + [ATTACH]='attach' + ) + + for ((i=0; $i <= $COMP_CWORD; i++)); do + if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} && + ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG}]}; then + verb=${COMP_WORDS[i]} + break + fi + done + + if [[ -z $verb ]]; then + comps="${VERBS[*]}" + + elif __contains_word "$verb" ${VERBS[SESSIONS]}; then + comps=$( __get_all_sessions ) + + elif __contains_word "$verb" ${VERBS[USERS]}; then + comps=$( __get_all_users ) + + elif __contains_word "$verb" ${VERBS[SEATS]}; then + comps=$( __get_all_seats ) + + elif __contains_word "$verb" ${VERBS[STANDALONE]}; then + comps='' + + elif __contains_word "$verb" ${VERBS[ATTACH]}; then + if [[ $prev = $verb ]]; then + comps=$( __get_all_seats ) + else + comps=$(compgen -A file -- "$cur" ) + compopt -o filenames + fi + fi + + COMPREPLY=( $(compgen -W "$comps" -- "$cur") ) + return 0 +} +complete -F _loginctl loginctl |